993248255 has 4 divisors (see below), whose sum is σ = 1191897912. Its totient is φ = 794598600.

The previous prime is 993248233. The next prime is 993248297. The reversal of 993248255 is 552842399.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 993248255 - 2²⁶ = 926139391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99324821 + ... + 99324830.

It is an arithmetic number, because the mean of its divisors is an integer number (297974478).

Almost surely, 2^993248255 is an apocalyptic number.

993248255 is a deficient number, since it is larger than the sum of its proper divisors (198649657).

993248255 is a wasteful number, since it uses less digits than its factorization.

993248255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198649656.

The product of its digits is 777600, while the sum is 47.

The square root of 993248255 is about 31515.8413341608. The cubic root of 993248255 is about 997.7443341304.

The spelling of 993248255 in words is "nine hundred ninety-three million, two hundred forty-eight thousand, two hundred fifty-five".